#658636
Closest named color: Swamp (#698339). oklch(57.7% 0.115 128.3), rgb(101, 134, 54).
Aa
Black text reads best on this color (5.01:1).
About this color
#658636 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.115 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.011 away. Black text reads best on it, at 5.01:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 5.01:1 |
| White text | 4.18:1 |
Values
| HEX | #658636 |
| RGB | rgb(101, 134, 54) |
| HSL | hsl(85, 43%, 37%) |
| OKLCH | oklch(57.7% 0.115 128.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #658636 | 4.18:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #658636 | 5.01:1 | AA | Lc 35.3 | Non-text elements, placeholder text |
| #658636 text on white | 4.18:1 | AA large text | Lc 68.8 | Content text, not long reading |
| #658636 text on black | 5.01:1 | AA | Lc -32.9 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D3DDC9
oklch(88.4% 0.029 128.8)
-
Step 300
300
#B7C8A4
oklch(81% 0.053 128.1)
-
Step 400
400
#91AB73
oklch(70.7% 0.083 128.6)
-
Step 500
500
#76964D
oklch(63.2% 0.107 128.6)
-
Step 600
600 (this color)
#658636
oklch(57.7% 0.115 128.3)
-
Step 700
700
#4E6C22
oklch(49.1% 0.107 128.7)
-
Step 800
800
#40581E
oklch(42.7% 0.089 128.6)
-
Step 900
900
#37481E
oklch(37.6% 0.068 127.6)
-
Step 950
950
#202A12
oklch(26.8% 0.043 127.6)
#658636 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #8C7D2E | 0.058 |
| Deuteranopia (no green cones) | #887B3B | 0.059 |
| Tritanopia (no blue cones) | #688075 | 0.091 |
| Achromatopsia (no color) | #7C7C7C | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #658636
#658636
oklch(57.7% 0.115 128.3)
- #8D65AD
#8D65AD
oklch(57.7% 0.115 308.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #658636, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.011
- Moss Green #658B38 ΔE 0.014
- Khaki Green #728639 ΔE 0.018
- Mossy Green #638B27 ΔE 0.023
- Fern Green #548D44 ΔE 0.025
- Swamp Green #748500 ΔE 0.031
- Olive Drab #6B8E23 ΔE 0.032
- Military Green #667C3E ΔE 0.034
Use #658636 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.